/Engine/Plugins/Experimental/MeshModelingToolsetExp/Source/ModelingEditorUI/Public/STransformGizmoNumericalUIOverlay.h
Binding to the context object makes it so that the overlay gets attached to any subsequently created transform gizmos.
bool BindToGizmoContextObject ( [UInteractiveToolsContext](API\Runtime\InteractiveToolsFramework\UInteractiveToolsContext) * ToolsContext )